Home / 1,433,181.62-1,977,788.40-860,224.34

Finding the Fourth Proportional to 1,433,181.62, 1,977,788.40 and 860,224.34

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Solution

The fourth proportional to 1,433,181.62, 1,977,788.40 and 860,224.34 is: 1,187,108.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,433,181.62 : 1,977,788.40 = 860,224.34 : x
  2. Step 2: Convert to fraction form
    1,433,181.62/1,977,788.40 = 860,224.34/x
  3. Step 3: Cross multiply
    1,433,181.62x = 1,977,788.40 × 860,224.34
  4. Step 4: Simplify right side
    1,433,181.62x = 1,701,341,721,049.66
  5. Step 5: Solve for x
    x = 1,701,341,721,049.66/1,433,181.62
  6. Step 6: Final answer
    x = 1,187,108.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.